HEIDENHAIN iTNC 530 Service Manual page 55

Error message
Motor %.2s not
controllable
Motor temperature
too high %.1s
Motor encoder
%.1s defective
Motor encoder
%.1s Frequency
too high
Motor encoder
%.1s Line count
too high
%.1s z1 motor enc.
ampl. too small
%.1s motor enc. zn
ampl.. too low
Motor encoder
%.1s: Amplitude
too small
Motor encoder
%.1s: Frequency
too high
Motor encoder axis:
Amplitude too small
Motor encoder axis:
frequency too high
Mot. current %.2s
not equal to 0
Motor current %.2s
too high
July 2002
Error Cause of error
number
2920 Motor cables were crossed
(e.g. X with Y).
Motor encoder cables crossed.
Phases connected incorrectly to
motor.
Motor encoder cable is defective.
Incorrect motor table entry
(direction of rotation).
Motor defective.
1217 Temperature of motor is too high.
2206 The motor encoder of the displayed
axis is defective.
2208 The input frequency of the motor
encoder for the displayed axis is
incorrect.
2189 Line count of the motor encoder for
the displayed axis too high.
2204 Z1 amplitude of the motor encoder
(ERN 1381) for the displayed axis is
too low.
2203 ZN amplitude of the motor encoder
(ERN 1381) for the displayed axis is
too low.
47 During digital speed control the
signal amplitude from one motor
encoder is too small for the motor
speed.
48 The input frequency of the motor
encoder for the displayed axis is
incorrect.
Amplitude error
Signal frequency error
(edge separation)
2941 Motor current was determined
during cutout channel test (24-h
test).
2876 Incorrect current controller
parameters.
Incorrect parameters in the motor
table.
Power module defective.
Motor cable defective.
Motor defective.
Motor control board defective.
Corrective action
Check the motor cabling.
Inform your service agency.
Check motor and motor encoder
cabling.
Check motor table entry.
Switch off machine. Allow motor
cool down.
Inform your service agency.
Check input frequency of the
encoder signal.
Inform your service agency.
Inform your service agency.
Inform your service agency.
Check the amplitude of the
encoder signal.
Check input frequency of the
encoder signal.
Motor encoder cable damaged.
Graduated disk of encoder
contaminated or damaged.
Speed encoder input on iTNC
defective.
Motor encoder cable damaged.
Graduated disk of encoder
contaminated or damaged.
Speed encoder input on iTNC
defective.
Inform your service agency.
Check the inverter
Inform your service agency.
Is the correct motor and power
module selected?
Check the current control
adjustment.
Check the motor and motor cable
for a short circuit.
Exchange the power module or
drive control board.
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